MCMedicalCodingSoftware
Z92.26

Z92.26: Personal history of immune checkpoint inhibitor therapy

Billable / specific codeICD-10-CMPOA exempt

Z92.26 is a billable, specific ICD-10-CM code for personal history of immune checkpoint inhibitor therapy. It is valid for submission on a claim.

Check Z92.26 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Personal history of ICI drug therapy

Excludes2 inherited from the categories above Z92.26

Not part of this code, but both may be coded when both are present.

Written on Z92.2: Personal history of drug therapy

  • long term (current) drug therapy (Z79.-)

Written on Z92: Personal history of medical treatment

  • postprocedural states (Z98.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

Z92.26 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56907Billing and Coding: Bisphosphonate Drug Therapy
  • A56948Billing and Coding: Lab: Cystatin C Measurement
  • A57189Billing and Coding: Serum Magnesium

Alphabetic index entries that lead here

  • History›personal›ICI drug therapy(immune checkpoint inhibitor)
  • History›personal›immune checkpoint inhibitor therapy(ICI)
  • History›personal›drug therapy›ICI drug therapy(immune checkpoint inhibitor)

Code history

  • addedFY2024-FY2027

    Personal history of immune checkpoint inhibitor therapy

Other codes under Z92.2

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.